GNU bug report logs - #28433
[WIP] Rust update

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Message #37 received at 28433 <at> debbugs.gnu.org (full text, mbox):

From: ludo <at> gnu.org (Ludovic Courtès)
To: Danny Milosavljevic <dannym <at> scratchpost.org>
Cc: Ricardo Wurmus <rekado <at> elephly.net>, 28433 <at> debbugs.gnu.org
Subject: Re: [bug#28433] [WIP] Rust update
Date: Mon, 30 Oct 2017 16:38:02 +0100

Danny Milosavljevic <dannym <at> scratchpost.org> skribis:

> On Sat, 28 Oct 2017 20:26:39 +0200
> ludo <at> gnu.org (Ludovic Courtès) wrote:
>
>> Danny Milosavljevic <dannym <at> scratchpost.org> skribis:
>> 
>> > Do we support lib32 a la "gcc -m32" ? How can we provide a working glibc for that? It seems that rustc bootstrap is trying to use that option.  
>> 
>> We don’t support multilib, so glibc provides only 64-bit headers on
>> x86_64 (if you try -m32 there you’ll get an error about missing
>> <gnu/stubs-32.h> or something like that.)
>
> Yeah.
>
> What happens when I use an i686 host/target gcc and use "-m32" (rustbuild does that)? Will it just ignore the option?

Yes, I think -m32 is a no-op in this case.

Ludo’.

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